Contracte inteligente Jobs

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Despre Contracte inteligente

Smart Contracts are a way of securely exchanging digital assets such as money, services, and goods. With this type of smart contract, both parties can have flexibility when it comes to managing their business and legal agreements. Smart Contracts allow two parties to set specific rules and obligations that are enforced through code on the blockchain. A Smart Contracts Expert can be hired to manage the development process from conception to implementation of a client's own Smart Contract.

Here's some projects that our expert Smart Contract Experts have made real:

  • Creation of unique DeFi capabilities including a transfer tax with certain maximum fee functions across different tokens.
  • Done for clients, the human-readable storage of vital information onto an immutable blockchain for safekeeping.
  • Designing peer-to-peer energy trading networks suited for use on Solidity blockchains.
  • Projects utilizing Bluetooth devices which make up a custodial wallet and its respective smart contract.
  • An innovative NFT Marketplace that allows users to engage in lazy minting capability.
  • Digital game creations with Algorand smart contracts guaranteed to deliver fair winnings upon completion.

In conclusion, any foray into blockchain technology with the aim of exchange or preservation of assets requires extensive experience in coding and developing secure trustless systems to ensure successful deployments of chains and contracts through its life cycle. With our talented community of Smart Contract Experts at Freelancer, any client can quickly hire experts to develop their custom project from scratch as long as their ideas are tangible and client can explain clearly what they require. We invite you to post your own project on Freelancer and let our experts help you achieve success!

Conform celor 27,652 recenzii, clienții îi evaluează pe Smart Contracts Experts cu 4.82 din 5 stele.
Angajează Smart Contracts Experts
Despre Contracte inteligente

Smart Contracts are a way of securely exchanging digital assets such as money, services, and goods. With this type of smart contract, both parties can have flexibility when it comes to managing their business and legal agreements. Smart Contracts allow two parties to set specific rules and obligations that are enforced through code on the blockchain. A Smart Contracts Expert can be hired to manage the development process from conception to implementation of a client's own Smart Contract.

Here's some projects that our expert Smart Contract Experts have made real:

  • Creation of unique DeFi capabilities including a transfer tax with certain maximum fee functions across different tokens.
  • Done for clients, the human-readable storage of vital information onto an immutable blockchain for safekeeping.
  • Designing peer-to-peer energy trading networks suited for use on Solidity blockchains.
  • Projects utilizing Bluetooth devices which make up a custodial wallet and its respective smart contract.
  • An innovative NFT Marketplace that allows users to engage in lazy minting capability.
  • Digital game creations with Algorand smart contracts guaranteed to deliver fair winnings upon completion.

In conclusion, any foray into blockchain technology with the aim of exchange or preservation of assets requires extensive experience in coding and developing secure trustless systems to ensure successful deployments of chains and contracts through its life cycle. With our talented community of Smart Contract Experts at Freelancer, any client can quickly hire experts to develop their custom project from scratch as long as their ideas are tangible and client can explain clearly what they require. We invite you to post your own project on Freelancer and let our experts help you achieve success!

Conform celor 27,652 recenzii, clienții îi evaluează pe Smart Contracts Experts cu 4.82 din 5 stele.
Angajează Smart Contracts Experts

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    6 proiecte găsite
    Contrato Inteligente para Exchange
    6 zile left

    Quiero desarrollar un contrato inteligente en la red Ethereum que sirva como núcleo de una plataforma de intercambio. Lo que necesito • Funciones básicas de depósito y retiro de tokens ERC-20. • Lógica de emparejamiento de órdenes simple (limit y market) dentro del contrato. • Manejo seguro de balances internos y liquidación de operaciones. • Eventos para que el front-end pueda escuchar actualizaciones en tiempo real. Requisitos técnicos – Código en Solidity, compatible con la versión estable más reciente. – Buenas prácticas: uso de OpenZeppelin, patrones de control de acceso y prevención de reentrancy. – Comentarios claros y documentación que...

    Blockchain Criptomonedă Documentație Ethereum GitHub JavaScript Security Auditing Contracte inteligente Dezvoltare software Solidity
    $404 Average bid
    $404 Oferta medie
    29 oferte
    Plasează oferta acum
    Blockchain Developer Needed — Game Economic System
    3 zile left

    We are looking for an experienced Blockchain Developer / Web3 Developer to help develop the blockchain economic system for our game. Project The game is an anime-style RPG with a planned blockchain-based economic system. We need a developer who can help design and implement the technical infrastructure required to connect blockchain functionality with the game's existing systems. Responsibilities Design the blockchain architecture for the game economy Develop and deploy secure smart contracts Implement token and digital-asset functionality Integrate wallets and blockchain transactions Connect blockchain functionality with the game backend Implement player payment and reward systems Handle ownership and transaction verification Create automated tests and documentation Deploy to a te...

    Dezvoltare backend Blockchain Documentație Dezvoltare jocuri Managementul riscului Contracte inteligente Solidity
    $33 / hr Average bid
    $33 / hr Oferta medie
    38 oferte
    Plasează oferta acum
    Full Stack Blockchain Developer
    3 zile left

    We are building a Web3-powered platform that bridges digital ownership with real-world value. We are looking for a full stack developer with strong blockchain experience to join our team and help bring the MVP to life. This is a hands-on role where you will own the blockchain integration, smart contract development, and backend/frontend Web3 architecture. What You'll Do - Design, write, test, and deploy smart contracts for minting and payments - Integrate Web3 functionality into the frontend (wallet connect, minting, downloads, payments) - Build secure backend routes to handle metadata, file uploads, and on-chain/off-chain syncing - Ensure smooth communication between the Express server, IPFS, and the blockchain - Optimize for low transaction costs and user-friendly experiences Y...

    Blockchain Ethereum Dezvoltare full stack MongoDB Next.js Node.js Contracte inteligente Solidity
    $51 / hr Average bid
    $51 / hr Oferta medie
    106 oferte
    Plasează oferta acum
    NECRYPTOVIE Ecosystem Development -- 2
    20 ore left

    NECRYPTOVIE (NCV) — Complete 4-Phase Blockchain, AI, Marketplace and IoT Ecosystem NEVIE-GLOBAL is seeking a senior blockchain agency or an experienced multidisciplinary technology team to design, develop, deploy and deliver the complete four-phase MVP of the NECRYPTOVIE (NCV) ecosystem as a turnkey project. We want to be fully transparent from the beginning: this is not simply an ERC-20 token development project. NCV is a complete ecosystem combining blockchain, artificial intelligence, automation, SaaS services, digital and physical products, connected devices, IoT, robotics, B2B services and international expansion. Budget Target fixed budget: USD 2,800 for the complete four-phase MVP. The proposal must cover all four phases and include: one total fixed price for the complet...

    Dezvoltare API Automatizare Dezvoltare backend Blockchain Management baze de date Dezvoltare frontend SaaS Contracte inteligente Solidity Documentație tehnică
    $2537 Average bid
    $2537 Oferta medie
    51 oferte
    Plasează oferta acum
    Desarrollo de dApp 2.5 de Comunicación P2P
    3 ore left
    Cont confirmat

    Solicitud de Propuesta (RFP) / Pliego Técnico Perfil: Ingeniero Senior WebRTC & Web3 Systems / Desarrollador Full-Stack dApp Proyecto: Infraestructura de Audio P2P Cifrada y Capa de Voz Token-Gated para dApp 2.5 Tipo de Contratación: Freelance / Contrato por Hitos (Fase MVP) Metodología: Desarrollo Ágil / Entrega basada en hitos (Milestones) 1. Visión General del Proyecto y Arquitectura Objetivo Buscamos construir una aplicación descentralizada (dApp) en arquitectura Web2.5 que requiere un framework de comunicación de voz peer-to-peer (P2P) en tiempo real basado 100% en internet. El sistema debe omitir completamente el modelo de telefonía tradicional (PSTN/SIP/PBX), reemplazando los números telefónicos convenci...

    DApps Dezvoltare full stack Node.js Contracte inteligente WebRTC
    $2223 Average bid
    $2223 Oferta medie
    72 oferte
    Plasează oferta acum
    Trophy icon ReserveChain.io — Turnkey Industrial-Metals-Backed RWA ERC-20 Tokenization Platform
    3 zile left

    We are seeking an experienced blockchain/full-stack team to build , an institutional Real-World Asset tokenization platform focused initially on ultra-high-purity Copper Powder and high-purity Nickel Wire. The developer must deliver: public website, CMS/admin portal, industrial-metal registry, Digital Asset Passports, ERC-20 smart contracts, configurable tokenomics, institutional whitepaper, future Proof-of-Reserves and redemption modules, fully functional iOS and Android apps, testing, deployment, manuals, training and final handover. ReserveChain is in the Swiss pre-incorporation/prelaunch stage. Final company details, legal structure, token classification, token-holder rights, laboratory reports, ownership records, valuations, custody, insurance, reserve confirmations, offering terms ...

    Blockchain Criptomonedă Dezvoltare full stack HTML Dezvoltare aplicații mobile MySQL PHP Contracte inteligente Dezvoltare web Design site-uri web
    $1500 Average bid
    $1500
    135 intrări
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